(3) It is designed to travel with not more than three wheels in contact with the ground.

(4) It is equipped with an independent power source that:

(a) Is capable of propelling the vehicle, unassisted, at a speed of not more than 30 miles per hour on a level road surface; and

(b) If the power source is a combustion engine, has a piston or rotor displacement of 35.01 [bad link] to 50 cubic centimeters regardless of the number of chambers in the power source.

(5) It is equipped with a power drive system that functions directly or automatically only and does not require clutching or shifting by the operator after the system is engaged. [1983 c.338 §59; 1985 c.16 §19; 1997 c.400 §5; 2001 c.749 §25]

2 OregonLaws.org contains the con­tents of Volume 21 of the ORS,
inserted along­side the per­tin­ent statutes.
See the preface to the ORS An­no­ta­tions for more information.

3 OregonLaws.org assembles these lists by analyzing references between Sections. Each
listed item refers back to the current Section in its own text. The result reveals
relationships in the code that may not have otherwise been apparent.